BBB scores   
rat control sham mannitol
  observer 1 observer 2 observer 1 observer 2 observer 1 observer 2
1 21 21 0 0 0 0
2 21 21 2 2 0 0
3 21 21 1 1 1 1
4 21 21 0 0 2 2
5 21 21 0 0 1 1
6 21 21 1 1 0 0
7 21 21 2 2 2 2
8 21 21 0 0 1 1
9 21 21 1 1 1 1
10 21 21 1 1 0 0
mean 1 21 21 0.8 0.8 0.8 0.8
SD bet. obs. 0 0 0
tot. mean 21 0.8 0.8
s.e.m. 0.000 0.249 0.249
p-value         1.0
Table 1: BBB scores in the experimental groups.